Brilliant

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Algebra
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Number Theory
Calculus
Probability
Basic Mathematics
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Classical Mechanics
Electricity and Magnetism
Computer Science
Quantitative Finance
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rocket with vector

Excel in math and science.

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Chess

Intro

Concept Quizzes

Beginner Chess Warmup
Rooks Warmup
Rook Synergy
Castling Puzzles
Rook Tactics
Basic Rook Endgames
Rook Endgames
Restricted King Movement Warmup

Challenge Quizzes

Chess Tactical: Level 2 Challenges
Chess Tactical: Level 3 Challenges
Chess Tactical: Level 4 Challenges
Chess Abstract: Level 2 Challenges
Chess Abstract: Level 3 Challenges

Basic Rook Endgames

Black to move and mate with Ra1#. The White king is not shown. Which of these squares could it be placed?

c1 d1 e1 All of the above

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by Brilliant Staff

White to move. Given optimal play, the situation is a

Win for White Win for Black Draw

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by Brilliant Staff

Black to move. Given optimal play, the situation is a

Win for White Win for Black Draw

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by Brilliant Staff

White to move. What's the best play?

Rg4 Re2 Rh2+ Kf7

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by Brilliant Staff

Black to move. The position is

A win for White A win for Black A draw

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by Brilliant Staff

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